Rabcide
[化] 四氯苯酞
🗣️ 情景例句
Would you like to see them?
要不要看一看？
Ill news flies fast.
恶事传千里。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。